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HILLEN ROAD over TRIBUTARY TO HERRING RUN

Baltimore, Maryland

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:HILLEN ROAD over TRIBUTARY TO HERRING RUN
Structure number:200000BC3504010
Location:0.4 MI S NORTHERN PKWY
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Collector (Urban) [17]
Length of largest span:55.1 ft. [16.8 m]
Total length:60.0 ft. [18.3 m]
Roadway width between curbs:36.1 ft. [11.0 m]
Deck width edge-to-edge:48.6 ft. [14.8 m]
Skew angle:3°
Owner:City or Municipal Highway Agency [04]
Year built:1962
Year reconstructed:2002
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Main span material:Steel [3]
Main span design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: October 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:9,115 [as of 2015]
Truck traffic:5% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Channel protection:Bank is beginning to slump. River control devices and embankment protection have widespread minor damage. There is minor stream bed movement evident. Debris is restricting the channel slightly. [6]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inventory rating:62.4 tons [56.7 metric tons]
Sufficiency rating:83.0
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$86,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
October 201683.0FairGoodFairFair-9115
October 201446.5PoorSatisfactoryFairSeriousSD36960
October 201246.5PoorSatisfactoryFairSeriousSD36960
October 201046.5PoorSatisfactoryFairSeriousSD36960
December 200946.5PoorSatisfactoryFairSeriousSD36960
December 200746.5PoorSatisfactoryFairSerious-36960
October 200546.8PoorSatisfactoryFairSerious-35200
September 200362.9PoorFairFairPoorSD35200
December 200163.5PoorFairFairPoorSD31200
November 199963.5PoorFairFairPoorSD31200
November 199782.5FairSatisfactorySatisfactoryFair-31200
January 199782.5FairSatisfactorySatisfactoryFair-31200
February 199566.4PoorSatisfactorySatisfactoryPoorSD31200
October 199269.0PoorSatisfactorySatisfactoryPoorSD8886
October 199096.3FairSatisfactoryGoodSatisfactory-8886